I've had the same thought previously, but have forgotten about it recently.
I've observed that most people speaking of MPCCs on this site are using them for astrophotography.
But there are visual and photographic uses. Have you read?:-
http://www.myastroshop.com.au/produc...cc-options.pdf
Here is a thread:-
http://www.iceinspace.com.au/forum/s...ad.php?t=32205
Some more:-
http://www.iceinspace.com.au/forum/s...ad.php?t=30943
and this one:-
http://www.iceinspace.com.au/forum/s...ad.php?t=18728